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TRIO Engineered Products, Inc. continues to grow as a manufacturer of crushing, vibrating, washing, and conveying equipment for the aggregate, mining, recycling, and mineral industries. Contact us today 626-851-3966
Since 1984, NLT's mission has been to continually develop and deploy the most advanced technologies to make mines safer and more efficient.
Environmental Resources Management Consulting

Environmental Resources Management Consulting

Phone 859-381-1000
Fax 859-381-1005
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Contact: Nicholas Dawson
2265 Harrodsburg Road
Suite 200
Lexington, KY 40504
We are a full service engineering consulting firm. We are licensed as an engineering firm in Kentucky and have additional registrations in West Virginia, Virginia, Tennessee, Ohio, Alabama, Indiana, Illinois, and Pennsylvania. We have three offices in Kentucky: Lexington, Madisonville, and Hazard. Using the latest software available in AutoCAD, SurvCADD, Sedcad, REAME, and Carlson, we are able to provide services for the coal industry including mine permitting and design, reserve modeling, and mineral property evaluation. Other environmental services are also available for the extractive mineral and construction industries. Our specialties lie in mining engineering issues such as regulatory compliance, mine planning, mine seal construction, ventilation and roof support designs. In addition to our mining engineers we also have civil, geotechnical, and environmental engineers.

Services offered include:

Mining Engineering Services:
Mine Permitting and Design
Reserve Modeling
Seal Construction Oversight
Mineral Property Evaluation
Regulatory Compliance
Mine Planning
Ventilation Support and Design
Roof Support Designs
Refuse Storage Facilities
Coal Waste Impoundments
Seal Design
Coal Strength Testing

Environmental Engineering Services:
Baseline Surface Water and Groundwater Monitoring Programs
US Army Corps of Engineers 404 Permitting
401 Water Quality Certifications
NPDES Permitting
Alternative Analyses
Fill Minimization Plans
Phase I and PHASE II Environmental Assessments

Geotechnical Engineering Services:
Seepage Analysis
Breakthrough Considerations
soil sampling
Impoundment Inspections
Subsidence Prediction and Remediation
Foundation Investigations on Dams, Mines, and Impoundments
Pillar Sizing and Design
Groundwater Investigations
Stability Analysis of Fills and Road Cuts
Rock Mechanics and Reinforcement
Roof Control Design
Geologic Modeling

Civil Engineering Services:
Street and Roadway layout and design
Storm water/ flood watershed modeling, analysis, system planning, and design
Sanitary sewer shed modeling, analysis, system planning, and design
Water lines, water line extensions, layout and design
Site Evaluation
Site Design
Pre-engineered Building foundation design
Residential Subdivision layout and design
Industrial/Commercial Subdivision layout and design
HEC-RAS Analysis
Retaining Wall Designs
Construction Observation Service
Concrete Strength Testing
Soil Density Testing

Additional areas of expertise include: Reclamation, Construction Services, Computer Programming (iPad App MineView), Custom Development, to name a few.

Multiple office locations located in Madisonville (270-452-2740), Lexington (859-381-1000) and Hazard (606-436-1111) to service the major coal producing regions.


General Manager - Midwestern Region:

Dale Davis 270-452-2740

General Manager - Appalachian Region:

Dirk Smith 606-436-1111


Mike Ricci 859-381-1000

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